is the process by which your body breaks down food into smlal nurtient molecules.
is the fluid released when your mouth waters
is a muscular tube that connects the mouth to the stomach
is these involuntary waves of muscle contractions.
is the process by which nurtient molecules pass through the wall of your digestive system into your blood.
are poteins that speed up chemical reactions in the body.
is a flap of tissue that seals off your windpipe, preventing the food from entering your lungs.
is a thick, slippery substance produced by the body.
is a j shaped, muscular pouch loced in the abdomen.
Most mechanical and some chemical digestion occur in
after food enters the esophagus, contractions of smooth muscles push the food
toward the stomach
Both mechanical and chemical digestion begin in the
the digestive system has ? main functions.
it breaks down food molecules the body can use
the molecules are absorded into the blodd and carried throughout the body
wastes are eliminated from the body